2 Rolls Yellow Gas Teflon PTFE Tape 3/4" x 500" Pipe Thread Seal Plumbing Fitting 3/4 inch wide, 500 inch long Yellow color gas line 2 rolls per package Suitable for use with solvents, chemicals, oxygen; non-toxic Sealing temperature: -450 degree F to 550 degree F (-268 degree C to 288 degree C)